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소수점 1자리 덧셈

1
2.1
+
5.1
=
7.2
2
2.6
+
6.8
=
9.4
3
6.8
+
2.4
=
9.2
4
3.4
+
6.8
=
10.2
5
4.9
+
4.3
=
9.2
6
2.1
+
2.5
=
4.6
7
8.5
+
5.4
=
13.9
8
5.4
+
3.5
=
8.9
9
9.1
+
3.9
=
13
10
6.8
+
9.1
=
15.9
11
5.8
+
3.3
=
9.1
12
7.2
+
7.3
=
14.5
13
5.1
+
2.1
=
7.2
14
8.2
+
2.5
=
10.7
15
9.5
+
8.2
=
17.7